
 public class question_1 {
    public static void main(String[] args) {
        Runtime r = Runtime.getRuntime();
        long startMem = r.totalMemory(); // 开始Memory

        question_1 question1 = new question_1();
        String s = question1.whoIsHaibaraAi();
        System.out.println(s);

        long endMem =r.freeMemory(); // 末尾Memory
        double memUsed = ((double)(startMem-endMem)/1024/1024);
        System.out.printf("%.2f",memUsed);
    }

    -ktg-
}